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. 2014 Sep 23;9(9):e108022. doi: 10.1371/journal.pone.0108022

Figure 9. Effect of varying concentrations (5, 10, 20, 40 and 55 µM) of Harmalol for 72 hours on the viability (MTT) of different cancer cells (HeLa, MDA-MB-231, A549 and HepG2) resulted in a significant dose-dependent reduction in the viability of the cells.

Figure 9

The data are represented as the means ± SEM of three independent experiments. Significant values are calculated against untreated control cells and analyzed with ANOVA test. (*P<0.05 vs. untreated).